Analysis

  • max time kernel
    84s
  • max time network
    89s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 07:41

General

  • Target

    ExxxxSet_up.exe

  • Size

    749.4MB

  • MD5

    fe069d8e3711f5c4ac4a0735a02fc303

  • SHA1

    3352dcd0c6913f206dde60ea95afaff471895138

  • SHA256

    dc5d859a301eec28319936a6b94d3eb439f7b62b890bcf177d25718a3b8418cc

  • SHA512

    c0382e00c16c93e1e0c1a2a40937c84568cdb66f31e1735975546a3d1904d7b8ce12cb4d6c33ef07d993962daca6825a9446867305f308d29186729533289708

  • SSDEEP

    196608:8lN3eZmCSq9xx0+tH8o7o3X0HXG6uq9+nkl0pIlKeRfMU/nV:sRExxrG3k2TqNvF

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://condedqpwqm.shop/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ExxxxSet_up.exe
    "C:\Users\Admin\AppData\Local\Temp\ExxxxSet_up.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
      "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:372
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1092
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:952
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k SDRSVC
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2512

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/372-1-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/372-2-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/372-3-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/372-4-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/372-5-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1092-6-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-7-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-8-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-18-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-17-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-16-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-15-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-14-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-13-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB

    • memory/1092-12-0x0000023672C30000-0x0000023672C31000-memory.dmp

      Filesize

      4KB